code: def incremental_index(self):
      return self._incremental_index
  
imports: import pandas
  import numpy
  from ...None import opcodes
  from ...core import OutputType
  from ...serialization.serializables import AnyField, BoolField
  from ...utils import no_default, calc_nsplits
  from ..core import IndexValue
  from ..operands import DataFrameOperandMixin, DataFrameOperand, DATAFRAME_TYPE
  from ..utils import parse_index, build_empty_df, build_empty_series, standardize_range_index
label_desc: Use image node_id 7 for calling the DataFrameResetIndex obj's underlying member method code with example usage: obj.incremental_index() and returns: self